*{
    margin: 0px;
    padding: 0px;
    list-style: none;
    font-family: "Microsoft YaHei UI";
}

header{
    width: 1000px;
    -webkit-box-pack: center;
    margin: 0 auto;
    height: 80px;
    line-height: 80px;

}
header img{
    vertical-align: middle;
}

section{
    padding-top: 50px;
    height: 500px;
    background: rgb(240,252,255);
    margin: 100px auto;
    text-align: center;
}
h1{
    font-size: 30px;
    line-height: 80px;
    height: 80px;
}

#form{
    max-width: 500px;
    border: 1px solid rgba(121,121,121,0.5);
    margin: 0 auto;
    padding-bottom: 50px;
}

#form p{
    height: 60px;
    line-height: 60px;
    font-size: 18px;
}
#form input{
    text-indent: 8px;
    width: 250px;
    height: 28px;
}
#message{
    text-align: left;
    font-size: 16px;
    display: inline-block;
    width: 250px;
    height: 20px;
}
#form p:nth-of-type(3){
    line-height: 6px;
    height: 12px;
    color:red;
}
#submit{
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    background-color: dodgerblue;
    border-radius: 10px;
    outline: none;
    border: none;
}
#submit:hover{
    cursor: pointer;
}

.disableSubmit{
    background-color: deepskyblue;
}

